However, the same student writing for a general audience should cite his or her source, as this information would not be common knowledge to the average reader. The following are examples of statements that need citation: Between 1990 and 2002, the United States was the recipient of $1.27 trillion in direct foreign investment.
Vitamin C iontophoresis is very effective for removing fine wrinkles and treating post-inflammatory hyper-pigmentation and melasma. It has become one of the major methods of maintaining healthy skin.After the treatment: Patients will be able to notice a natural glow immediately after treatment.his method can be used to drive a drug that cannot normally penetrate the skin across the barrier, in this case Vitamin C. A weekly iontophoresis treatment promote formation of collagen and continuously inhibit the formation of melanin pigment.
1 For high blood levels of homocysteine: vitamin B12 500 mcg in combination with 0.5-5 mg folic acid and 16.5 mg pyridoxine has been used. 2  For preventing age-related macular degeneration (AMD): vitamin B12 1 mg, folic acid 2.5 mg, and pyridoxine 50 mg daily has been studied. Injecting vitamin B12 as a shot, as well as taking through the nose or by mouth, is effective for treating low red blood cell counts caused by poor absorption of vitamin B12. 2  Vitamin B12 deficiency. 3  Taking vitamin B12 by mouth, through the nose, or as a shot is effective for treating vitamin B12 deficiency.